http-request-smuggler

HTTP Request Smuggler This Burp Suite extension automatically detects and exploits HTTP Request Smuggling vulnerabilities using advanced desynchronization techniques developed by PortSwigger researcher James Kettle. It supports comprehensive scanning for HTTP/1.1 and HTTP/2-downgrade desync...

http2smugl

http2smugl This tool helps to detect and exploit HTTP request smuggling in cases it can be achieved via HTTP/2 - HTTP/1.1 conversion by the frontend server. The scheme is as follows: 1. An attacker sends a crafted HTTP/2 request to the target server, which we call frontend. 2. The request is...

http-request-smuggling

HTTP Request Smuggling Detection Tool HTTP request smuggling is a high severity vulnerability which is a technique where an attacker smuggles an ambiguous HTTP request to bypass security controls and gain unauthorized access to performs malicious activities, the vulnerability was discovered back ...

CVE-2026-121441

A flaw was found in Wasmtime's wasi-http component. A malicious WebAssembly Wasm guest application can set multiple conflicting Content-Length headers on outgoing HTTP requests. This flaw allows an attacker to perform HTTP request smuggling through downstream servers or intermediaries that do not...

CVE-2026-111809

A flaw was found in Apache Traffic Server. An unauthenticated remote attacker can exploit this vulnerability by sending specially crafted HEAD requests containing Content-Length or Transfer-Encoding headers. This flaw enables HTTP request smuggling, where intermediate proxies and backend servers...

CVE-2025-31699

A flaw was found in Apache Traffic Server. An unauthenticated remote attacker can send a request with an incomplete body, causing an origin connection to be prematurely returned to the shared pool while the backend is still awaiting data. When a subsequent request is processed over that reused...

CVE-2026-66752-HTTP-Request-Smuggling-via-Unparsed-Transfer-Encoding-Values-tiny_http-

Security Advisory: HTTP Request Smuggling via Unparsed Transfer-Encoding Values tinyhttp Assigned CVE ID: CVE-2026-66752 Summary tinyhttp checks only whether a Transfer-Encoding header is present. It never looks at the value. Any value, including codings that are not chunked and coding lists whos...

CVE-2025-23167

CVE-2025-23167 – Node.js HTTP Request Smuggling Exploit Working exploit for CVE-2025-23167, a request smuggling vulnerability affecting Node.js 20.x versions prior to v20.19.2. This bug allows improper HTTP header termination, enabling attackers to bypass proxy-based access controls. Files...

smugglex

Rust-powered HTTP Request Smuggling Scanner. Overview Smugglex is a security testing tool that detects HTTP Request Smuggling vulnerabilities in web applications. It tests for CL.TE, TE.CL, TE.TE, H2C, and H2 smuggling attacks, offers opt-in parser-discrepancy, CL.0, and 0.CL audits, and — on HTT...

CVE-2023-25690

CVE-2023-25690 Description of CVE-2023-25690: Some modproxy configurations on Apache HTTP Server from version 2.4.0 to 2.4.55 allow HTTP Request Smuggling attacks a technique that interferes with the way a website processes HTTP request sequences received from one or more users. These...

SAPGateBreaker-Exploit

CVE-2022-22536: HTTP Smuggling Through SAP's Front Door SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable for request smuggling and request concatenation. An unauthenticated attacker can prepe...

CVE-2024-40725-CVE-2024-40898

🚨Alert🚨Apache Vulnerability 🚨Alert🚨Security Advisory: CVE-2024-40725 and CVE-2024-40898🚨Alert🚨 CVE-2024-40725 Description: CVE-2024-40725 is a high-severity vulnerability found in Apache HTTP Server versions 2.4.0 to 2.4.61. This vulnerability affects the modproxy module. When the ProxyPass...

Exploit for HTTP Request Smuggling in Citrix Netscaler_Application_Delivery_Controller

CVE-2026-88773 - NetScaler nsppe 32-bit chunk-size accumulator...

CTF-Web-Exploitation

Nether Portal Desync HUUP "I travel not on established roads but leap freely across the void. Package me wrong, and I'll deliver a secret to the wrong doorstep." Description The challenge features an HTTP/3 QUIC application layered over UDP. Because UDP is stateless and the proxy doesn't enforce...

NetScaler ADC and Gateway 14.1-73.36 HTTP Request Smuggling

NetScaler ADC and Gateway versions before 14.1-73.37 contain an HTTP request smuggling vulnerability. The included proof of concept sends a crafted chunked HTTP request that causes inconsistent request-boundary interpretation. https://packetstorm.news/download/238752...

echteeteepee

HTTP/1 Desync Vulnerability Testing Tools This repository contains defensive security tools for detecting HTTP/1 request smuggling desync vulnerabilities based on groundbreaking research by James Kettle of PortSwigger. Research Attribution This work is directly inspired by and implements techniqu...

CVE-2025-55315

CVE-2025-55315 Proof-of-concept exploit for CVE-2025-55315 .NET HTTP Request Smuggling. Demonstrates how improperly parsed chunked encoding lets attackers smuggle requests past proxies and load balancers in vulnerable ASP.NET Core/Kestrel servers. 📊 Presentation View Interactive Prezi Presentatio...

http-terminator

http-terminator An AI-assisted research pipeline for discovering and exploiting HTTP request-smuggling / response-desynchronisation vulnerabilities. Published as a reference companion to the research; parts are runnable see the matrix below. The pipeline URL / RFC ──▶ seeker ──▶ flamer ──▶...

CVE-2024-40725

HTTP Request Smuggling Detection Tool This repository contains a Python-based tool to detect HTTP Request Smuggling vulnerabilities, specifically targeting CVE-2024-40725. The tool attempts to exploit this vulnerability in Apache HTTP Server by sending crafted HTTP requests and analyzing the...

CVE-2021-40346

CVE-2021-40346: HAProxy HTTP Request Smuggling - ACL Bypass Overview This project demonstrates CVE-2021-40346 , a critical integer overflow vulnerability in HAProxy that enables HTTP Request Smuggling attacks to bypass security controls. CVSSv3 Score: 7.5 High Contributors: 1. Boian Eduard 2...